Cable operations in progress until 31 dec in vicinity of trackline joining 24-51N 121-50E, 24-54N 121-59E,…
Eastern China Sea · HYDROPAC 2989/17
What this record establishes
Archived notice · 2017-09-04 11:44Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA XI 556/17 020506Z SEP 17.. Issued 2017-09-02 05:27Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Eastern China Sea. The map shows the reported line or operation extent; it is not a vessel track. Check the original wording for limits and qualifications.
Related notices and cancellation links
Current notices and reporting history in the Eastern China Sea →
- issued
- 2017-09-02 05:27Z
- status
- Archived notice
- authority
- NAVAREA XI 556/17 020506Z SEP 17.
- NAVAREA
- NAVAREA XI · named as the source of this relay
- sea
- Eastern China Sea
- position
- 24.945, 122.239
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
EAST CHINA SEA. PHILIPPINE SEA. TAIWAN. DNC 23. 1. CABLE OPERATIONS IN PROGRESS UNTIL 31 DEC IN VICINITY OF TRACKLINE JOINING 24-51N 121-50E, 24-54N 121-59E, 24-56N 122-09E, 24-58N 122-15E, 24-59N 122-28E, 25-00N 122-35E, 24-59N 122-39E. 2. CANCEL THIS MSG 01 JAN 18.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- Cable operations
- A ship is laying, burying or repairing a submarine cable, usually along a stated route.
- Track line joining
- Introduces a route through a series of positions — a cable route, a tow's track or a survey line.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · cable & pipeline work
173 within 180 nm since 1999 · 0 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Cable operations 100900Z may until further notice by cableship peter faber in area bound by 24-51.27N…2024-05-10
- Cable operations in progress until 10 may by cableship resolute in area bound by 25-27.30N 122-27.59E,…2024-05-02
- Cable operations 18 apr thru 25 may by cableship resolute in area bound by 23-46.42N 122-15.41E, 23-58.04N…2024-04-17
- Cable operations 06 apr until further notice by cableship peter faber in area bound by 25-45.62N 121-34.67E,…2024-04-05
- Cable operations by cableship kddi ocean link: a. 03 thru 08 dec, alternate 09 thru 11 dec in area bound by…2023-11-28
- Cable operations in progress until 20 oct by cableship resolute in area bound by 22-46.40N 121-55.90E,…2023-09-11
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
- 74 km s of yonakuni, japanQuakes · 77.9 nm
Worldwide in the collected sources
24 cable & pipeline work listed in force · see all
Record snapshot 2026-10-02 01:22Z; source collection times vary.
Cable ops
Cable laying, pipeline and seismic operations. All current cable & pipeline work →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.